Finding the Third Proportional to 99,650 and 148,056

Step by Step Solution

1. Step 1: Write the proportion equation
   99,650 : 148,056 = 148,056 : x
2. Step 2: Convert to fraction form
   99,650/148,056 = 148,056/x
3. Step 3: Cross multiply
   99,650x = 148,056 × 148,056
4. Step 4: Simplify right side
   99,650x = 21,920,579,136
5. Step 5: Solve for x
   x = 21,920,579,136/99,650
6. Step 6: Final answer
   x = 219,975.71